Question

The speed of sound in air is 328 m/s. If an audible sound has a
frequency of 9400 Hz, what is its wavelength in meters?
A: 2.23×10-2 B: 2.79×10-2 C: 3.49×10-2 D: 4.36×10-2 E: 5.45×10-2 F:
6.82×10-2 G: 8.52×10-2 H: 1.06×10-1